Mosquito season in Torrance County, NM: when it starts and ends
Mosquito months in Torrance County
In a normal year mosquito season in Torrance County, NM starts around May 5 and ends around October 10, about 23 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Torrance County, and when
- Start tipping out standing water weekly by April 21.
- Book any yard treatment for early May, ahead of the July peak.
- Repellent can go away after October 10.
- 3 West Nile cases since 2016 (last 2023): you should use repellent at dusk July to August, more so if over 60.
Torrance County against the rest of NM
Torrance County has the 25th longest season of 33 NM counties, at 158 days against 268 in Doña Ana County and 114 in Catron County. Its mean temperature is 52.2°F.
- Union County: April 26 to October 17 (174 days, 4 WNV)
- Santa Fe County: May 3 to October 16 (166 days, 14 WNV)
- Colfax County: May 5 to October 8 (156 days, 1 WNV)
- San Miguel County: May 10 to October 7 (150 days, 4 WNV)
West Nile in Torrance County
From 1999 to 2025, CDC ArboNET counted 10 human West Nile cases in Torrance County (7 neuroinvasive) across 4 years. The worst was 2003 with 6; the latest was 2023.
More: how the dates are worked out · when the season starts across the US.